>> the california line is mostly locals. the commuters in the morning, i see a lot of the same people. we don't have as tourists. we are coming up to street to chinatown. since 1957, we are the only city in the world that runs cable cars. these cars right here are part of national parks system.
in the early 1960's, they became the first roles monument. the way city spread changed with the invention of the cable car. >> people know in san francisco, first thing they think about is, let's go